If your cooling system has a problem the hot coolant will need a place to go and chill out! The coolant expansion tank provides a buffer for the coolant to 'overflow' too when the cooling system is running. Replace yours with a new one if it is cracked or if there is corrosion inside.

This site was designed and produced solely by Pelican Parts. Pelican Parts is not associated with Porsche Cars North America in any manner, except for a mutual appreciation and love of the cars. All pictures and references to the Porsche name, and the car names and shapes are for restoration reference only, and do not imply any association with Porsche. Pelican Parts is not responsible for any typographical errors contained within the site. Information and technical articles within this website are for reference only. Consult authorized factory manuals when performing repair procedures. By entering this site, you agree to hold Pelican Parts free from any liability arising out of the use of any information contained within.